Overfishing

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A public service announcement uses a dramatic example to emphasize that ocean fish aren’t as big as they used to be. Find out more about the decline in the ocean's top -- and often...
Dr. Mahmood Shivji explains how shark DNA is used as evidence to prosecute...
A new wave of farming has come to the ocean. It’s called aquaculture. And it’s...
CREDIT: Wikimedia User “Fisherman” Because of consumer demand for sashimi (a...

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What would happen if we let our fear of sharks lead people to kill them all? This is the question Joe Hanson asks in this video from PBS Digital Studios. Find out about how the removal of sharks affects the food web, ecosystem...
Cashes Ledge is an underwater mountain range off the New England coast,...
The Oculina deep-sea coral reef at top has not been disturbed by humans—but...

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by Caty Fairclough Sharks have been feared hunters ever since people first observed them swimming in the vast ocean. Yet...
Watch as Dr. Dallas Alston and a team of researchers study the effects of aquaculture at a fish farm near Puerto Rico. With careful planning and good daily practices, aquaculture can be part of a...
Tom Peschak, a photojournalist with the Save Our Seas Foundation, describes the devastating effects shark nets have on ocean life along the South African coastline. The nets were installed to protect...
The impacts of derelict fishing gear on the Northwest Hawaiian Islands coral reef ecosystem are numerous. A primary effect of reef entanglement is structural damage to the coral substrate that...
Tuna caught in the Indian Ocean show the huge scale of commercial fishing. More about sustainable seafood can be found in our Sustainable Seafood feature story.
This roughly 300 foot long gill net was found abandoned on a shallow reef in the surf zone on Oahu, Hawaii. The net had trapped parrotfish, wrasses, goatfish, surgeonfish, coral crabs, spiny lobsters...
Giant clams are one of the many wonders of coral reefs. They can grow up to five feet wide, weigh over 400 pounds, and live for 100 years! They power all that bulk by filter feeding microbes and...
"Tens of millions of sharks are killed each year, often only for their fins. I have wrestled with how to take pictures of dead sharks that resonate with readers. One morning, I jumped into the sea in...
The Kemp’s ridley is a “riddler” among sea turtles . Although the species was initially recognized in 1880, scientists didn't know where it nested until 80 years later, when a film documenting about...
When a critically endangered North Atlantic right whale becomes entangled in fishing gear, members of a response team from the Atlantic Large Whale Disentanglement Network spring into action. In the...
"We too are sea creatures," entreats ocean explorer Sylvia Earle in this beautiful short film, which calls for protecting the ocean and, in particular, for ending destructive fishing practices. It's...
Bycatch, the name given to fish and other ocean animals that are caught unintentionally, is a huge problem. Scientists and fishermen are joining forces to design new nets that catch only the targeted...
This photo of a freshly cut dorsal fin from a scalloped hammerhead shark ( Sphyrna lewini ) , was taken in 2006 on a long-lined fishing boat in Cocos Island, 300 miles off the Pacific coast of Costa...
Buyers examine tuna lining the floor of Tsukiji Fish Market in Tokyo, Japan. Ounce per ounce, tuna is one of the most valuable varieties of seafood. In 2012, a single 593lb bluefin tuna sold for $736...
The Oculina deep-sea coral reef at top has not been disturbed by humans—but trawling has devastated the one at bottom. When fishermen trawl, they drag a net along the seafloor, destroying everything...
A longshoreman stands in front of a large pile of oyster shells on waterfront pier in Atlantic City in 1910. Back then, oysters were incredibly abundant. In the late 1800s, fishermen pulled in 10...
This is North Atlantic right whale #3333 who was spotted with fishing gear trailing from his mouth during an aerial survey off the coast of Georgia on January 29, 2008. Entanglement is one of the...
Known to many simply as “shark girl,” Madison Stewart is an inspiring young woman with a passion to protect the creatures most people fear: sharks. S he’s been diving with sharks since the age of...
Reef sharks rarely get any love. These sharks, comprising several species, loiter around coral reefs, snacking on small fish, squids and crustaceans. And while their size is nothing to smirk at—5-10...
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